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AT83SND2C-7FRUL Datasheet(PDF) 9 Page - ATMEL Corporation |
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AT83SND2C-7FRUL Datasheet(HTML) 9 Page - ATMEL Corporation |
9 / 236 page 9 AT8xC51SND2C 4341E–MP3–06/05 Table 14. Audio Power Signal Description Table 15. Stereo Audio Dac and Mono Power Amplifier Signal Description PVDD PWR PLL Supply voltage Connect this pin to +3V supply voltage. - PVSS GND PLL Circuit Ground Connect this pin to ground. - UVDD PWR USB Supply Voltage Connect this pin to +3V supply voltage. - UVSS GND USB Ground Connect this pin to ground. - Signal Name Type Description Alternate Function AUDVDD PWR Audio Digital Supply Voltage - AUDVSS GND Audio Circuit Ground Connect these pins to ground. - ESDVSS GND Audio Analog Circuit Ground for Electrostatic Discharge. Connect this pin to ground. - AUDVREF PWR Audio Voltage Reference pin for decoupling.- HSVDD PWR Headset Driver Power Supply.- HSVSS GND Headset Driver Ground. Connect this pin to ground. - AUDVBAT PWR Audio Amplifier Supply. - Signal Name Type Description Alternate Function LPHN O Low Power Audio Stage Output - HPN O Negative Speaker Output - HPP O Positivie Speaker Output - CBP O Audio Amplifier Common Mode Voltage Decoupling - PAINN I Audio Amplifier Negative Input - PAINP I Audio Amplifier Positive Input - AUDRST I Audio Reset (Active Low) - MONON O Audio Negative Monaural Driver Output - MONOP O Audio Positive Monaural Driver Output- AUXP I Audio Mono Auxiliary Positive Input - AUXN I Audio Mono Auxiliary Negative Input - HSL O Audio Left Channel Headset Driver Output - Signal Name Type Description Alternate Function |
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